function getTop(obj){  
		var curtop = 0;
		if (obj.offsetParent) {
			while (obj) {
				curtop += obj.offsetTop;
				obj = obj.offsetParent;
			}
		}
		return curtop;
	
	} 
	
	function getLeft(obj){  
		var curleft = 0;
		if (obj.offsetParent) {
			while (obj) {
				curleft += obj.offsetLeft;
				obj = obj.offsetParent;
			}
		}
		return curleft;
	
	 }

	function showPic(o,bigimgurl,detailurl){ 
	    
	   try {
			clearTimeout(timer);
		} catch(s) {}
	   var x= getLeft(o);
	   var y= getTop(o);
	   document.getElementById("Layer1").style.left = x+"px"; 
	   document.getElementById("Layer1").style.top = y+"px"; 
	   document.getElementById("Layer1").innerHTML = '<div id="pointer" class="" style="top: 5px; left: 65px;" />'+
	   '<div id="pop" class="" style="top: -150px; left: 0px;" >'+
	   '<div class="bg"/>'+
	   '<div class="con" >'+
	   '<div class="big_picture" >'+
	   '<a href="'+detailurl+'" target="_blank">'+
					'<img src="'+bigimgurl+'" style="display: inline; width: 280px; height: 280px;"/>'+
					'</a>'+
			'</div>'+
		'</div>'+
	   '</div>'; 
	
	   document.getElementById("Layer1").style.display = "block"; 
	} 


	function hPic(){ 
		document.getElementById("Layer1").innerHTML = ""; 
		document.getElementById("Layer1").style.display = "none"; 
    } 
    
    function clearPPTimer(){
		try {
			clearTimeout(timer);
		} catch(s) {}
	}


	function showPPOut(){
		timer = setTimeout("hPic()",500);
	}